Ideal for protection against everyday stain buildup from things like coffee, tea, and wine, Crest 3D White Whitestrips Stain Shield 5 Minute Touch Ups whitening strips gradually whiten your teeth to give you whiter teeth in just five minutes, once a day. These whitestrips can also help you maintain your already white teeth. For daily maintenance of your whiter teeth and touch-ups between teeth whitening treatments. Use Once a Day for Five Minutes Protects Teeth from Future Stains Uses the Same Enamel-Safe Teeth Whitening Agent Dentists Use Easy Peel and Application